IDT2305B-1DCGI IDT, Integrated Device Technology Inc, IDT2305B-1DCGI Datasheet - Page 8
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IDT2305B-1DCGI
Manufacturer Part Number
IDT2305B-1DCGI
Description
IC CLK BUFFER 3.3V 8-SOIC
Manufacturer
IDT, Integrated Device Technology Inc
Type
Zero Delay Bufferr
Datasheet
1.IDT2305B-1DCG.pdf
(12 pages)
Specifications of IDT2305B-1DCGI
Pll
Yes with Bypass
Input
LVTTL
Output
LVTTL
Number Of Circuits
1
Ratio - Input:output
1:5
Differential - Input:output
No/No
Frequency - Max
133MHz
Divider/multiplier
No/No
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-SOIC
Frequency-max
133MHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
2305B-1DCGI
800-1279
800-1279-5
800-1279
800-1279
800-1279-5
800-1279
NOTES:
1. Duty Cycle is taken from typical chip measured at 1.4V.
2. I
TYPICAL DUTY CYCLE
IDT2305B
3.3V ZERO DELAY CLOCK BUFFER
V = Supply Voltage (V); f = Frequency (Hz))
140
120
100
DD
44
42
40
44
40
60
56
52
46
42
40
80
60
20
58
54
50
48
60
58
56
54
52
50
48
46
0
data is calculated from I
3
0
20
(for 30pf loads over frequency - 3.3V, 25C)
(for 30pf loads over frequency - 3.3V, 25C)
(for 30pf loads over temperature - 3.3V)
3.1
40
Number of Loaded Outputs
I
DD
vs Number of Loaded Outputs
Duty Cycle vs Frequency
2
3.2
60
Duty Cycle vs V
Frequency (MHz)
DD
= I
V
3.3
80
CORE
DD
4
(V)
+ nCVf, where I
DD
3.4
100
(1)
6
3.5
120
AND I
CORE
is the unloaded current. (n = Number of outputs; C = Capacitance load per output (F);
3.6
140
8
DD
33MHz
33MHz
TRENDS
-40C
66MHz
100MHz
66MHz
100MHz
0C
25C
70C
85C
8
(2)
140
120
100
FOR IDT2305B-1
44
40
44
42
40
60
56
52
46
42
40
60
56
52
46
58
54
50
48
80
60
20
58
54
50
48
COMMERCIAL AND INDUSTRIAL TEMPERATURE RANGES
0
3
20
0
(for 10pF loads over temperature - 3.3V)
(for 10pF loads over frequency - 3.3V, 25C)
(for 10pF loads over frequency - 3.3V, 25C)
40
3.1
Number of Loaded Outputs
I
DD
Duty Cycle vs Frequency
2
vs Number of Loaded Outputs
Frequency (MHz)
60
3.2
Duty Cycle vs V
V
DD
80
3.3
4
(V)
100
DD
3.4
6
120
3.5
140
3.6
8
-40C
33MHz
33MHz
0C
25C
70C
85C
66MHz
100MHz
133MHz
66MHz
100MHz